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- 1. Multiple Choice
How can adding devices to a wing negatively affect the plane?
Could increase weight
Makes it look weird
Make it more mechanically complex
Could damage the plane
- 2. Multiple Choice
Aircrafts designed to fly slowly typically have ____ airfoils, while aircrafts designed to fly fast have ____ airfoils.
Thick, Thin
Thin, Thick
Weak, Strong
Strong, Weak
- 3. Multiple Choice
The very thin layer of air lying over the surface of the wing is called the ____
Laminar Layer
Boundary Layer
Chord
Turbulent layer
- 4. Multiple Choice
Conventional airfoils: generally are the thickest at __ percent of the chord
30%
50%
25%
10%
- 5. Multiple Choice
_________ are vertical surfaces attached to the upper surface of the wing.
Wing Fences
Airfoils
Slots
Slats
- 6. Multiple Choice
____ are moving devices. ____ are built into the wing and do not move
Slats, Slots
Slots, Slats
- 7. Multiple Choice
The most common high-lift device found on a wing is the ____.
Slat
Airfoil
Flap
Slot
- 8. Multiple Choice
Speed breaks are also called:
Stop
Dive
Lift
- 9. Multiple Choice
Spoilers are found on ______ types of gliders
All
Some
Almost no
Almost all
- 10. Multiple Choice
Speed brakes allow aircraft to ____ ____ without ____ thrust, and to control approach angles.
Speed up, increasing
Slow down, increasing
Slow down, reducing
Speed up, reducing
- 11. Multiple Choice
What does this photo show?
Flaps
Wing Fences
Slats
Wing design
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